5 Questions
Who identified the presence of the electron in an atom?
J.J. Thomson
What did E. Goldstein discover in 1886 in a gas discharge?
Canal rays
What is the mass of the sub-atomic particle discovered by E. Goldstein?
Approximately 2000 times the mass of an electron
What did E. Goldstein call the positively charged radiations discovered in a gas discharge?
Canal rays
What was the charge of the sub-atomic particle discovered by E. Goldstein?
Equal in magnitude but opposite in sign to that of the electron
Test your knowledge of the structure of the atom with this quiz. Explore the concept of electric charge, the divisibility of an atom, and the discovery of charged particles within an atom. See how much you know about this fundamental aspect of chemistry and physics.
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